Kohala Lighthouse Surf Break

Lat Long: 20.27° N 155.84° W

Kohala Lighthouse Surf Forecast and Surf Report

Issued: 1 am 17 Aug 2026 (local time)

Forecast update in  hr  min

Today's Kohala Lighthouse sea temperature is
26.9° C
0.4° 

Kohala Lighthouse surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Kohala Lighthouse surf forecast from 17 Aug 2026:

  • Most powerful swell: Saturday 22 Aug, 2PM (local time) - 7.5ft (2.3m), 6s period, ENE swell with 422 kJ wave energy.

Best Forecast Surf Conditions for Kohala Lighthouse this week:

The most powerful waves expected at Kohala Lighthouse in the next 16 days are 2.3m 6s and forecast to arrive on Saturday (Aug 22) at 2PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.6m 4s period and expected on Friday (Aug 21) at 5AM.

Wave TypeTime (HST) & Date Wave Height & Period
Next good surf (1 star+)--
Best Surf--
Most Powerful 2PM (Sat 22nd Aug)7.5ft (2.3m) 6s

Table - best surf conditions forecast for Kohala Lighthouse over the next 16 days.


The Lowdown

Alright folks, Rusty here. Let’s get into it for this little slice of the North Kohala coast. We’re looking at a pretty tough run of surf for the next couple of weeks, with the wind being the main villain.

The standout spot on offer is Kohala Lighthouse, an advanced reef break that’s consistent and exposed to the north. The water temp is about average for this time of year, nothing to write home about.

The first week is a real struggle. From Monday the 17th right through to Sunday the 23rd, we’ve got a constant cross-shore breeze, mostly from the ENE, blowing 20 to 35 km/h. This is putting a lumpy, cross-chop on everything. The swell is a mix of short-period, wind-driven stuff from the ENE, mostly 3ft to 8ft, but the wind is just wrecking it. The combined wave energy is moderate, but the quality is poor. It’s basically a write-off for paddle surfing. Honestly, with that wind and the beach/reef setup, this looks more interesting for kite surfing than a proper surf session.

There’s a slight lull on Thursday the 20th and Friday the 21st with smaller 3ft to 3ft swell, but it’s still cross and choppy.

Then from Saturday the 22nd, the swell actually picks up a bit, hitting 7ft to 8ft, and by Sunday the 23rd it’s up to 6ft with a bit more energy, but the wind remains a stubborn 30 km/h cross-shore. It’s frustrating because there’s some size, but the conditions are just ugly.

The real standout, the only one worth getting a little excited about, is Thursday, the 27th of August. We finally see a shift. The swell from the east jumps to 10ft with a long period of 12 seconds. That’s a proper groundswell. The combined energy rockets up to a strong reading. The wind eases to a moderate 25 km/h cross-shore, which is still not ideal, but a massive improvement over the fresh breeze we’ve been dealing with. The forecast says "marginal," but with that size and period, it’s a long-range call that could be good. For this spot, a 10ft, east swell with a 12-second period is the best we’ll see. This is a big wave for this break though, so it’s strictly for experts. Beginners should stay well clear.

Friday the 28th holds size with a 10ft to 12ft swell from the ENE and NE, but the period drops to 10-11 seconds and the wind kicks back up to 30 km/h cross-shore, making it lumpy again. That energy is still strong, but the wind is messing with it.

After that, the swell backs off. Saturday the 29th and Sunday the 30th are back to smaller, wind-affected junk. Monday the 1st of September has a 7ft to 10ft swell from the east, but with a 30 km/h cross-shore, it’s not looking clean.

So, to put it simply: the first week is a total loss. The only real window that looks promising is Thursday the 27th of August, with that long-period groundswell and moderate wind. Keep your fingers crossed for that one.

Rusty.

Short Range Forecast

Mostly dry. Warm (max 26°C on Mon afternoon, min 25°C on Mon morning). Winds decreasing (fresh winds from the E on Mon morning, light winds from the E by Wed night).

Days 4-6 Weather Summary

Mostly dry. Warm (max 27°C on Sat morning, min 25°C on Thu night). Winds increasing (light winds from the E on Thu night, fresh winds from the ENE by Sat night).

Monday
17
Tuesday
18
Wednesday
19
Thursday
20
Friday
21
Saturday
22
Sunday
23
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.8
ENE
7
1.6
ENE
7
1.4
ENE
8
1.5
ENE
8
1.4
ENE
8
1.3
ENE
8
1.3
ENE
8
1.3
ENE
8
1.2
ENE
7
0.8
ENE
7
0.7
NE
7
0.9
NE
7
1
ENE
7
1.7
ENE
6
1.5
E
6
1.9
ENE
6
2.2
ENE
7
1.6
ENE
8
1.8
ENE
8
1.7
ENE
8
1.6
ENE
8
Wave Graph
Metric surfscale
Energy kJ
340
273
215
250
231
206
201
207
157
71
52
71
93
179
149
266
398
350
408
366
303
Wind (km/h)
35
E
30
ENE
30
E
25
ENE
25
ENE
20
E
25
ENE
25
ENE
10
E
20
ENE
20
ENE
10
E
20
E
25
E
25
E
35
E
30
ENE
30
E
30
ENE
35
ENE
30
ENE
Wind State
cross
cross
cross
cross
cross
cross
cross
cross-on
cross
cross-on
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross-on
High Tide
5:18PM0.57m
7:38AM0.63m
5:07PM0.51m
9:12AM0.63m
10:57AM0.66m
12:05PM0.70m
12:49PM0.75m
11:54PM0.34m
1:23PM0.79m
00:44AM0.37m
Low Tide
12:09PM0.39m
00:11AM0.16m
1:29PM0.47m
00:40AM0.18m
1:22AM0.20m
2:39AM0.22m
4:19AM0.21m
8:46PM0.30m
5:31AM0.17m
8:43PM0.28m
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:03
6:03
6:03
6:03
6:03
6:03
6:05
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:51
6:50
6:49
6:47
6:47
6:46
6:45
 mm
Temp °C
25
26
25
26
26
25
26
26
25
26
26
26
26
26
26
27
27
26
26
26
25
Feels °C
23
25
23
25
24
23
26
26
25
28
27
28
28
26
26
25
26
24
25
24
23
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  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Kohala Lighthouse Surf forecast

The above surf forecast table for Kohala Lighthouse provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Kohala Lighthouse can be found by selecting the local surf guide option on the grey menu. Our Kohala Lighthouse surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Kohala Lighthouse) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Kohala Lighthouse may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Kohala Lighthouse is 87 km (54 miles) from Kihei. If you plan a vacation in Big Island, look for hotels and other accommodation in Kihei. Kihei has rooms for a wide range of budgets as well as car hire and transport links.

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